Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Matthias Jarke, Jürgen Koch. Query Optimization in Database Systems. ACM Computing Surveys, 16(2):111-152, 1984. [doi]
Abstract is missing.